CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017

Shares 18,700 Value ($000) $598 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 18,800 Value ($000) $562 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 16,200 Value ($000) $487 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 29,200 Value ($000) $788 Avg Close $20.97 Range $18.97 - $22.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	18,700	$598	$25.23	$23.59 - $26.36
Q3 2017	18,800	$562	$23.59	$22.03 - $25.57
Q2 2017	16,200	$487	$22.77	$20.81 - $24.32
Q1 2017	29,200	$788	$20.97	$18.97 - $22.43